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<div class="title">FreeType.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">    A quick and simple opengl font library that uses GNU freetype2, written</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">    and distributed as part of a tutorial for nehe.gamedev.net.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">    Sven Olsen, 2003</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;</div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#ifndef FREE_NEHE_H</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define FREE_NEHE_H</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &lt;ft2build.h&gt;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &lt;freetype.h&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &lt;ftglyph.h&gt;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &lt;ftoutln.h&gt;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;fttrigon.h&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#ifdef _WIN32</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#include &lt;windows.h&gt;</span>        <span class="comment">// (the GL headers need it)</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#include &lt;GL/gl.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &lt;GL/glu.h&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &lt;stdexcept&gt;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#ifdef _WIN32</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#pragma warning(disable: 4786) </span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="keyword">namespace </span>freetype {</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    <span class="keyword">using</span> std::vector;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;    <span class="keyword">using</span> std::string;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="structfreetype_1_1font__data.html">   54</a></span>&#160;    <span class="keyword">struct </span><a class="code" href="structfreetype_1_1font__data.html">font_data</a> {</div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="structfreetype_1_1font__data.html#a5f059df8256cffaafd775a3c2fb14189">   55</a></span>&#160;        <span class="keywordtype">float</span> <a class="code" href="structfreetype_1_1font__data.html#a5f059df8256cffaafd775a3c2fb14189">h</a>;            </div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="structfreetype_1_1font__data.html#a32c2d8e23c93a6d38af92808cec6cb18">   56</a></span>&#160;        GLuint * <a class="code" href="structfreetype_1_1font__data.html#a32c2d8e23c93a6d38af92808cec6cb18">textures</a>;  </div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structfreetype_1_1font__data.html#ae2fb634fb2c47e72b8d3bfdd7ba8b672">   57</a></span>&#160;        GLuint <a class="code" href="structfreetype_1_1font__data.html#ae2fb634fb2c47e72b8d3bfdd7ba8b672">list_base</a>;   </div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        <span class="comment">//The init function will create a font of</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        <span class="comment">//of the height h from the file fname.</span></div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <span class="keywordtype">void</span> init(<span class="keyword">const</span> <span class="keywordtype">char</span> * fname, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="structfreetype_1_1font__data.html#a5f059df8256cffaafd775a3c2fb14189">h</a>);</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <span class="comment">//Free all the resources assosiated with the font.</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        <span class="keywordtype">void</span> clean();</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    };</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="namespacefreetype.html#aa6d99f1f71b88d54f4d138f47866d733">print</a>(<span class="keyword">const</span> <a class="code" href="structfreetype_1_1font__data.html">font_data</a> &amp;ft_font, <span class="keywordtype">float</span> x, <span class="keywordtype">float</span> y, <span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...);</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;}</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="structfreetype_1_1font__data_html"><div class="ttname"><a href="structfreetype_1_1font__data.html">freetype::font_data</a></div><div class="ttdoc">This holds all of the information related to any freetype font that we want to create. </div><div class="ttdef"><b>Definition:</b> FreeType.h:54</div></div>
<div class="ttc" id="structfreetype_1_1font__data_html_a5f059df8256cffaafd775a3c2fb14189"><div class="ttname"><a href="structfreetype_1_1font__data.html#a5f059df8256cffaafd775a3c2fb14189">freetype::font_data::h</a></div><div class="ttdeci">float h</div><div class="ttdoc">Holds the height of the font. </div><div class="ttdef"><b>Definition:</b> FreeType.h:55</div></div>
<div class="ttc" id="structfreetype_1_1font__data_html_ae2fb634fb2c47e72b8d3bfdd7ba8b672"><div class="ttname"><a href="structfreetype_1_1font__data.html#ae2fb634fb2c47e72b8d3bfdd7ba8b672">freetype::font_data::list_base</a></div><div class="ttdeci">GLuint list_base</div><div class="ttdoc">Holds the first display list id. </div><div class="ttdef"><b>Definition:</b> FreeType.h:57</div></div>
<div class="ttc" id="structfreetype_1_1font__data_html_a32c2d8e23c93a6d38af92808cec6cb18"><div class="ttname"><a href="structfreetype_1_1font__data.html#a32c2d8e23c93a6d38af92808cec6cb18">freetype::font_data::textures</a></div><div class="ttdeci">GLuint * textures</div><div class="ttdoc">Holds the texture id&#39;s. </div><div class="ttdef"><b>Definition:</b> FreeType.h:56</div></div>
<div class="ttc" id="namespacefreetype_html_aa6d99f1f71b88d54f4d138f47866d733"><div class="ttname"><a href="namespacefreetype.html#aa6d99f1f71b88d54f4d138f47866d733">freetype::print</a></div><div class="ttdeci">void print(const font_data &amp;ft_font, float x, float y, const char *fmt,...)</div><div class="ttdoc">Much like Nehe&#39;s glPrint function, but modified to work with freetype fonts. </div><div class="ttdef"><b>Definition:</b> FreeType.cpp:216</div></div>
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